Handle review comments.

Remove the things from the test case which were not really essential for the test.

Author: abidh

mlir/test/Target/LLVMIR/llvmir-phi-loc.mlir

@@ -1,46 +1,31 @@
 // RUN: mlir-translate -mlir-to-llvmir %s | FileCheck %s
 
+llvm.func @test_phi_locations(%arg0: !llvm.ptr)  {
+  %0 = llvm.mlir.constant(1 : i64) : i64 loc(#loc1)
+  %1 = llvm.mlir.constant(100 : i32) : i32 loc(#loc1)
+  llvm.br ^bb1(%1, %0 : i32, i64) loc(#loc1)
+^bb1(%2: i32 loc(#loc2), %3: i64 loc(#loc3)):
+  %4 = llvm.icmp "sgt" %3, %0 : i64 loc(#loc1)
+  llvm.cond_br %4, ^bb2, ^bb1(%2, %3 : i32, i64) loc(#loc1)
+^bb2:
+  llvm.return loc(#loc1)
+} loc(#loc4)
 
-module attributes {} {
-  llvm.func @test(%arg0: !llvm.ptr)  {
-    %0 = llvm.mlir.constant(1 : i64) : i64 loc(#loc2)
-    %1 = llvm.alloca %0 x i32 : (i64) -> !llvm.ptr loc(#loc2)
-    %3 = llvm.mlir.constant(100 : index) : i64 loc(#loc2)
-    %7 = llvm.trunc %0 : i64 to i32 loc(#loc2)
-    llvm.br ^bb1(%7, %3 : i32, i64) loc(#loc2)
-  ^bb1(%8: i32 loc(#loc4), %9: i64 loc(#loc5)):  // 2 preds: ^bb0, ^bb2
-    %10 = llvm.icmp "sgt" %9, %0 : i64 loc(#loc3)
-    llvm.cond_br %10, ^bb2, ^bb3 loc(#loc3)
-  ^bb2:  // pred: ^bb1
-    %13 = llvm.load %1 : !llvm.ptr -> i32 loc(#loc3)
-    %14 = llvm.add %13, %7 : i32 loc(#loc3)
-    %15 = llvm.sub %9, %0 : i64 loc(#loc3)
-    llvm.br ^bb1(%14, %15 : i32, i64) loc(#loc3)
-  ^bb3:  // pred: ^bb1
-    llvm.return loc(#loc3)
-  } loc(#loc6)
-}
-
-#int_ty = #llvm.di_basic_type<tag = DW_TAG_base_type, name = "integer",
- sizeInBits = 32, encoding = DW_ATE_signed>
 #file = #llvm.di_file<"test.f90" in "">
 #cu = #llvm.di_compile_unit<id = distinct[0]<>,
  sourceLanguage = DW_LANG_Fortran95, file = #file, isOptimized = false,
  emissionKind = Full>
-#sp_ty = #llvm.di_subroutine_type<callingConvention = DW_CC_normal,
- types = #int_ty>
+#sp_ty = #llvm.di_subroutine_type<callingConvention = DW_CC_normal>
 #sp = #llvm.di_subprogram<id = distinct[1]<>, compileUnit = #cu, scope = #file,
- name = "test", file = #file, line = 1, scopeLine = 1,
- subprogramFlags = Definition, type = #sp_ty>
+ name = "test_phi_locations", file = #file, subprogramFlags = Definition,
+ type = #sp_ty>
 
-#loc1 = loc("test.f90":1:1)
-#loc2 = loc("test.f90":15:22)
-#loc3 = loc("test.f90":26:3)
-#loc4 = loc("test.f90":8:2)
-#loc5 = loc("test.f90":9:5)
-#loc6 = loc(fused<#sp>[#loc1])
+#loc1 = loc("test.f90":15:22)
+#loc2 = loc("test.f90":8:2)
+#loc3 = loc("test.f90":9:5)
+#loc4 = loc(fused<#sp>[#loc1])
 
-// CHECK-LABEl: define void @test
+// CHECK-LABEL: define void @test
 // CHECK: phi i32{{.*}}!dbg ![[LOC1:[0-9]+]]
 // CHECK: phi i64{{.*}}!dbg ![[LOC2:[0-9]+]]
 // CHECK: ![[LOC1]] = !DILocation(line: 8, column: 2{{.*}})